<?php
/**
 * Created by PhpStorm.
 * User: 95776
 * Date: 11/28/2018
 * Time: 12:48 AM
 */


echo str_replace('tu.php?tu=', '', 'puui.qpic.cn/vcover_vt_pic/0/cfrygt95a6j2vort1444805162.jpg/220');